[coreboot] SeaBIOS WinXP install

Carl-Daniel Hailfinger c-d.hailfinger.devel.2006 at gmx.net
Tue Sep 1 15:34:24 CEST 2009

Hi Arnaud,

On 01.09.2009 15:00, Arnaud Maye wrote:
> I've been implementing the ACPI for the ep80579 and so far it is not
> going very well. Linux refuses to boot unless I use acpi=off or
> acpi=ht as boot parameters. acpi=ht seems to display my ACPI ioports
> in proc/ioports as expected ( the ioports addresses are all mapped to
> the ACPI BAR ). Without to disable acpi the kernel complains that the
> 0xE0000000 range is not a reserved  range and the MMCONF is not
> supported and then hangs.

Rudolf knows how to reserve the MMCONFIG area properly so that Linux is
happy with it. I've seen all sorts of boot problems on machines where
Linux disabled MMCONFIG.

> Using acpi=noirq still hangs so I believe the problem is not related
> to the acpi irqoverride.
> The DSDT been dumped from the legacy BIOS using acpidump and this is
> what I am including in the build process to test. Actually I've based
> my code on the mainboard\intel\eagleheigths.



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